Diamondback Energy, Inc
Held by 13 tracked managers as of Q2 2026 · CUSIP ⓘCUSIP: A 9-character ID for one specific security - one share class of one company, or one bond. Tickers can change and can mean different things in different countries; a CUSIP always identifies exactly the same security, which is why filings use it. Guide 25278X109 · Sector ⓘGICS sectors: The 11-sector system most investors know (Global Industry Classification Standard): Technology, Health Care, Financials and so on. This site assigns each company a GICS-style sector from its SIC code, with a few hand corrections, so sector pages match the names investors expect. Guide
In plain English: 13 of the investors we track own this stock. In the latest quarter, 6 of them bought more of it and 7 sold some or all of theirs (1 bought it for the first time). That tells you what they did last quarter — not what the stock will do next.
Educational and informational only, not personalized investment advice. Based on public filings that may be delayed or contain errors; verify with the original filings. Disclaimer
Managers holding
13
0 vs last quarter (like-for-like)
Total value held
$2.25B
Across tracked managers
Average weight ⓘOn average, how big this stock is in the portfolios that own it (its share of each manager's reported portfolio value).
0.9%
Of each manager's book
QoQ value ⓘLike-for-like: only managers that filed both quarters are compared, so a manager filing late (or confidentially) does not look like buying or selling. Includes price changes.
-$119.01M
-5.0% vs last quarter
Net shares bought
+796.8K
Est. net flow +$139.62M
Quarter activity
6 bought · 7 sold
1 new · 1 sold out
Tracked capital in this stock
Total value held (area) and number of managers (line). Dips can mean a large holder filed that quarter confidentially (e.g. Norges Bank in Q1/Q3).
Aggregate buying and selling
Net share change reported each quarter
Who owns FANG?
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Who owns FANG? — Q2 2026
Holders ranked by position size, with each one's quarter-over-quarter change.
Column filters
| # | Manager | Fund | Shares | Value ↓ | % of their portfolio | QoQ | Δ shares | Δ shares % | Est. Δ value ⓘChange in shares × this quarter's price |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Boston Partners | Boston Partners Global Investors | 5.85M | $1.03B | 0.9% | Added | +83.1K | +1.4% | +$14.66M |
| 2 | David Shaw | D.E. Shaw & Co. | 2.69M | $473.51M | 0.3% | Added | +1.0M | +59.5% | +$176.65M |
| 3 | Diamond Hill | Diamond Hill Capital Management | 1.53M | $268.86M | 2.2% | Reduced | -478.9K | -23.8% | -$84.19M |
| 4 | Donald Yacktman | Yacktman Asset Management | 1.01M | $178.26M | 2.2% | Added | +10.1K | +1.0% | +$1.78M |
| 5 | Bill Smead | Smead Capital Management | 1.01M | $177.54M | 3.8% | Reduced | -59.3K | -5.5% | -$10.43M |
| 6 | Jim Simons | Renaissance Technologies | 331.50K | $58.27M | 0.1% | New | +331.5K | — | +$58.27M |
| 7 | Ken Griffin | Citadel Advisors | 102.42K | $18.00M | 0.0% | Reduced | -71.7K | -41.2% | -$12.60M |
| 8 | Two Sigma | Two Sigma Investments | 75.34K | $13.24M | 0.0% | Reduced | -6.1K | -7.5% | -$1.08M |
| 9 | Israel Englander | Millennium Management | 66.27K | $11.65M | 0.0% | Added | +36.5K | +122.8% | +$6.42M |
| 10 | Mawer | Mawer Investment Management | 32.58K | $5.73M | 0.0% | Reduced | -27.5K | -45.7% | -$4.83M |
| 11 | Ken Fisher | Fisher Asset Management | 31.70K | $5.57M | 0.0% | Reduced | -4.2K | -11.7% | -$736.36K |
| 12 | CAZ Investments | CAZ Investments LP | 31.18K | $5.48M | 2.3% | Held | 0 | 0.0% | $0 |
| 13 | Mario Gabelli | GAMCO Investors | 2.53K | $444.55K | 0.0% | Added | +383 | +17.8% | +$67.32K |
Column filters
| Manager | Fund | Shares sold | Value last quarter ↓ |
|---|---|---|---|
| Fred Alger | Fred Alger Management | -22.1K | $4.37M |
Politician trades
Column filters
| Politician | Date | Ticker | Asset | Type | Reported range ⓘThe dollar range the politician reported. Exact amounts are not disclosed. | Est. size ⓘOur estimate only: the midpoint of the reported range. | Owner | Account ⓘSubholding Of: the account the trade was in, as named on the report (e.g. an IRA or a brokerage account). The same stock bought on the same day in different accounts is a separate trade in each account. | Filed ↓ | Filing delay ⓘDays between the trade and the report. Over 45 days is late under the STOCK Act. | Source |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Roger Williams Politician | Dec 22, 2025 | FANG | Diamondback Energy, Inc. - Common Stock (FANG) [ST] | Sale (partial) | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Self | Charles Schwab 4067 | Jan 15, 2026 | 24 days | PTR ↗ |
| Lisa McClain Politician | Jun 17, 2025 | FANG | Diamondback Energy, Inc. - Common Stock (FANG) [ST] | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | Charles Schwab Brokerage Account 924 | Aug 13, 2025 | 57 days Late | PTR ↗ |
| Lisa McClain Politician | Jul 16, 2025 | FANG | Diamondback Energy, Inc. - Common Stock (FANG) [ST] | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Spouse | Charles Schwab Brokerage Account 924 | Aug 13, 2025 | 28 days | PTR ↗ |
| Robert P. Bresnahan, Jr. Politician | Apr 8, 2025 | FANG | Diamondback Energy, Inc. - Common Stock (FANG) [ST] | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Self | JP Morgan Brokerage Account | May 8, 2025 | 30 days | PTR ↗ |
| Greg Landsman Politician | Oct 15, 2024 | FANG | Diamondback Energy, Inc. - Common Stock (FANG) [ST] | Sale | $15,001 - $50,000 | Est. $32,500 (midpoint of reported range $15,001–$50,000) | Spouse | Sarah Landsman Traditional IRA | Nov 14, 2024 | 30 days | PTR ↗ |
| Greg Landsman Politician | Sep 10, 2024 | FANG | Diamondback Energy, Inc. - Common Stock (FANG) [ST] | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Joint | Rockefeller Capital Management (1) | Oct 14, 2024 | 34 days | PTR ↗ |
| Greg Landsman Politician | Jan 18, 2023 | FANG | Diamondback Energy, Inc. - Common Stock (FANG) [ST] | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Joint | Rockefeller Capital Management (1) | Aug 14, 2024 | 574 days Late | PTR ↗ |
| Greg Landsman Politician | Oct 18, 2023 | FANG | Diamondback Energy, Inc. - Common Stock (FANG) [ST] | Purchase | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Joint | Rockefeller Capital Management (1) | Aug 14, 2024 | 301 days Late | PTR ↗ |
| Greg Landsman Politician | Nov 16, 2023 | FANG | Diamondback Energy, Inc. - Common Stock (FANG) [ST] | Sale | $1,001 - $15,000 | Est. $8,000 (midpoint of reported range $1,001–$15,000) | Joint | Rockefeller Capital Management (1) | Aug 14, 2024 | 272 days Late | PTR ↗ |
| Greg Landsman Politician | Jul 17, 2024 | FANG | Diamondback Energy, Inc. - Common Stock (FANG) [ST] | Purchase | $15,001 - $50,000 | Est. $32,500 (midpoint of reported range $15,001–$50,000) | Joint | Rockefeller Capital Management (1) | Aug 14, 2024 | 28 days | PTR ↗ |